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Finding the Third Proportional to 140,277.75 and 298,878.75

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Solution

The third proportional to 140,277.75 and 298,878.75 is: 636,797.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,277.75 : 298,878.75 = 298,878.75 : x
  2. Step 2: Convert to fraction form
    140,277.75/298,878.75 = 298,878.75/x
  3. Step 3: Cross multiply
    140,277.75x = 298,878.75 × 298,878.75
  4. Step 4: Simplify right side
    140,277.75x = 89,328,507,201.56
  5. Step 5: Solve for x
    x = 89,328,507,201.56/140,277.75
  6. Step 6: Final answer
    x = 636,797.41

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.